<div class="left-sidebar" >
            <!-- 用户信息 -->
            <div class="tpl-sidebar-user-panel">
                <div class="tpl-user-panel-slide-toggleable">
                    <div class="tpl-user-panel-profile-picture">
                        <img src="/static/lib/admin-assets/img/user02.png" alt="">
                    </div>
                    <span class="user-panel-logged-in-text">
              <i class="am-icon-circle-o am-text-success tpl-user-panel-status-icon"></i>
                        {{request.session.user.username}}
          </span>
                </div>
            </div>

            <!-- 菜单 -->
            <ul class="sidebar-nav">  
                    <li class="sidebar-nav-link">
                        <a _href="{% url 'user_list' %}" class="{% if request.path == '/home/user/index' %} active  {% endif %}">
                            <i class="am-icon-home sidebar-nav-link-logo"></i> 个人信息
                        </a>
                    </li>
                    <li class="sidebar-nav-link">
                        <a _href="#"  class="{% if request.path == '/home/user/teacher' %} active  {% endif %}">
                            <i class="am-icon-pencil-square-o sidebar-nav-link-logo"></i> 教师管理
                        </a>
                    </li>
                    <li class="sidebar-nav-link">
                        <a _href="#"  class="{% if request.path == '/home/user/student' %} active  {% endif %}">
                            <i class="am-icon-paper-plane-o sidebar-nav-link-logo"></i> 学生管理
                        </a>
                    </li>
                    <li class="sidebar-nav-link">
                    <a _href="#"  class="{% if request.path == '/home/user/title' %} active  {% endif %}">
                        <i class="am-icon-wpforms sidebar-nav-link-logo"></i> 课题管理

                    </a>
                </li> 
            </ul>
        </div>